/Engine/Plugins/Animation/DeformerGraph/Source/OptimusCore/Public/OptimusNode.h
Preliminary check for whether valid connection can be made between two existing pins. Can be overridden by derived nodes to add their own additional checks.
true if the other Pin can be connected to the specified side of the node.
bool CanConnectPinToPin ( const [UOptimusNodePin](API\Plugins\OptimusCore\UOptimusNodePin) & InThisNodesPin, const [UOptimusNodePin](API\Plugins\OptimusCore\UOptimusNodePin) & InOtherNodesPin, [FString](API\Runtime\Core\Containers\FString) * OutReason ) const